What's New

▸ DRAW Menu in Graph
▸ Stability Improvements
▸ Minor Bug Fixes.

App Description

◉ Top Paid Educational Apps in US, UK, AUS, GER,...
◉ QAppReview.com Rated 9/10
◉ Users Reviewed: "Top Class Calculator !"

The BEST Alternative to Graphing TI-83, TI-84, TI-89, Casio FX, Sharp EL,...

Calculator Infinity (∞) – The sleek, multi-function calculator for iPhone/iPad is proud to offer a variety of features to satisfy all ranges of customers: The App possesses a powerful math core and algebra engine with mathematical display support, making it a viable tool for everyone from those looking for basic calculation to more advanced users, such as scientific computation, programmers, engineers, and math students. Calculator ∞ makes available everything you need – including a user manual and tutorial video clips – so you can master the app in a matter of minutes!

◉ Official Website: http://iPhoneCalculator.com

◉ ADVANCED FEATURES:
▸ Step-by-step solution (Hints)
▸ Math Photos Solver *
▸ Handwriting Recognition *
▸ Well Organized of Functions

◉ GENERAL FEATURES:
▸ Universal Calculator App ¹
▸ Support Multitasking (iPad)
▸ Support Wireless KB²
▸ Mathematical Display
▸ Edit & Export Expression/Result
▸ History Tape View
▸ Basic Calculations (+, -, x, ÷, %, Abs,...)
▸ Advanced Functions (Sin, Cos, Ln, X!, ^, √,…)
▸ Memory Variables (Including X,Y,Z,M)
▸ F(x) Customize Functions (F1, F2, F3)
▸ Unit Converter (40 Categories, 1000+ Units)
▸ Over 40 Common Constants
▸ Fraction and Degree/Angle Calculation
▸ Numeric Integral & Derivative Calculation
▸ Dual Skins (Silver Light & Carbon+)
▸ No Ads

◉ ALGEBRA FEATURES:
▸ Big Integer & Rational Number (Up to 500!)
▸ Expand and Factor Polynomials
▸ Indefinite integral & Derivative
▸ Two-side Limit
▸ Taylor Series Expansion
▸ Hints and Solutions

◉ 2D GRAPH:
▸ Simultaneous Graph
▸ Smooth Zoom & Transformation
▸ Conic Equations (Parabola, Hyperbola, Ellipse)
▸ Get Intersections, Min, Max & Special Points

◉ CLOUD COMPUTING:
▸ Advanced Two-side Limit
▸ Advanced Indefinite Integral
▸ General Equations (Accurate Roots)

◉ EQUATIONS SOLVERS:
▸ General Equations (Numerical Roots)
▸ Quadratic & Cubic Equations
▸ System of Linear Equations (2 & 3 Unknowns)

◉ REGRESSION & STATISTICS:
▸ Modify & Sort Data
▸ Single Variable Statistics
▸ Linear, Quadratic, Power Regression
▸ Logarithmic & Exponential Regression

◉ COMPLEX CALCULATION:
▸ Polar & Rectangular Notation
▸ Argument, Conjugate Function
▸ Trigonometry Functions
▸ Logarithmic & Exponential Functions

◉ MATRIX/VECTOR MODE:
▸ Support Up to 7x7 Matrix
▸ Support Complex Numbers
▸ Cross, Dot Product
▸ Det, Inverse, Transpose
▸ Cramer’s Rule Solver
▸ Numerical Real Eigenvalues

◉ NUMBER BASE-N MODE:
▸ 15 Different Bases
▸ Support Up to 32 Bits Integer
▸ Binary Operation (NOT, OR, XOR, 2’S, …)

◉ MULTIPLE LANGUAGES:
▸ English, Spanish, German,
▸ French, Japanese, Chinese

(*) In-App-Purchase is required
¹: Include iPhone SE, PRO, PRO-MAX, iPad...
²: Standard English KB

Calculator ∞ is not only the Calculator
IT IS THE MUST HAVE CALCULATOR !!!

We love your feedback, Thanks a lot !
Please contact us for questions, bugs/crash reports, conversion requirements, etc....

Terms of Service:
https://iphonecalculator.com/terms-of-service/

iPhone Screenshots

(click to enlarge)

Calculator ∞ screenshot 1 Calculator ∞ screenshot 2 Calculator ∞ screenshot 3 Calculator ∞ screenshot 4 Calculator ∞ screenshot 5

iPad Screenshots

(click to enlarge)

Calculator ∞ screenshot 6 Calculator ∞ screenshot 7 Calculator ∞ screenshot 8 Calculator ∞ screenshot 9 Calculator ∞ screenshot 10

App Changes

  • September 19, 2011 Price increase: FREE! -> $0.99
  • September 28, 2011 Price increase: $0.99 -> $1.99
  • October 29, 2011 New version 1.1
  • November 02, 2011 New version 1.1.1
  • November 07, 2011 Price increase: $1.99 -> $2.99
  • November 16, 2011 Price decrease: $2.99 -> $1.99
  • December 01, 2011 New version 1.2
  • December 16, 2011 Price increase: $1.99 -> $2.99
  • December 19, 2011 Price decrease: $2.99 -> $1.99
  • February 13, 2012 Price increase: $1.99 -> $2.99
  • February 19, 2012 Price decrease: $2.99 -> $0.99
  • February 24, 2012 Price increase: $0.99 -> $1.99
  • March 06, 2012 New version 1.2.1
  • March 17, 2012 Price decrease: $1.99 -> $0.99
  • March 20, 2012 Price increase: $0.99 -> $1.99
  • April 06, 2012 New version 1.2.2
  • June 18, 2012 New version 1.3
  • June 18, 2012 Price decrease: $1.99 -> FREE!
  • June 20, 2012 Price increase: FREE! -> $0.99
  • June 24, 2012 Price increase: $0.99 -> $1.99
  • July 13, 2012 New version 1.3.1
  • July 16, 2012 Price decrease: $1.99 -> FREE!
  • July 18, 2012 Price increase: FREE! -> $1.99
  • August 22, 2012 New version 1.3.2
  • November 13, 2012 New version 2.0
  • November 26, 2012 Price increase: $1.99 -> $2.99
  • December 02, 2012 Price decrease: $2.99 -> FREE!
  • December 04, 2012 Price increase: FREE! -> $2.99
  • January 01, 2013 Price decrease: $2.99 -> $1.99
  • January 04, 2013 Price increase: $1.99 -> $2.99
  • January 31, 2013 New version 2.1
  • February 10, 2013 Price decrease: $2.99 -> $1.99
  • February 11, 2013 Price increase: $1.99 -> $2.99
  • March 16, 2013 Price decrease: $2.99 -> FREE!
  • March 17, 2013 Price increase: FREE! -> $2.99
  • May 20, 2013 Price decrease: $2.99 -> FREE!
  • May 21, 2013 Price increase: FREE! -> $2.99
  • October 14, 2013 Price decrease: $2.99 -> $0.99
  • October 15, 2013 Price increase: $0.99 -> $2.99
  • January 04, 2014 Price decrease: $2.99 -> FREE!
  • January 06, 2014 Price increase: FREE! -> $2.99
  • July 25, 2014 New version 3.0
  • August 04, 2014 Price decrease: $2.99 -> $0.99
  • August 05, 2014 Price increase: $0.99 -> $2.99
  • October 26, 2014 New version 3.1
  • October 26, 2014 Price decrease: $2.99 -> $0.99
  • November 03, 2014 Price increase: $0.99 -> $2.99
  • December 18, 2014 Price decrease: $2.99 -> $1.99
  • December 22, 2014 New version 3.2
  • January 05, 2015 Price increase: $1.99 -> $2.99
  • January 17, 2015 New version 3.3
  • April 28, 2015 New version 3.4
  • April 28, 2015 Price decrease: $2.99 -> $0.99
  • April 29, 2015 Price increase: $0.99 -> $2.99
  • June 15, 2015 Price decrease: $2.99 -> $1.99
  • June 21, 2015 Price increase: $1.99 -> $2.99
  • July 21, 2015 New version 3.4.5
  • July 21, 2015 Price decrease: $2.99 -> $0.99
  • July 25, 2015 Price increase: $0.99 -> $2.99
  • September 20, 2015 Price decrease: $2.99 -> $0.99
  • September 21, 2015 Price increase: $0.99 -> $2.99
  • October 22, 2015 New version 3.9
  • October 27, 2015 New version 3.9.7
  • October 27, 2015 Price decrease: $2.99 -> $0.99
  • October 31, 2015 Price increase: $0.99 -> $2.99
  • January 24, 2016 New version 4.1
  • January 24, 2016 Price decrease: $2.99 -> $0.99
  • January 26, 2016 Price increase: $0.99 -> $2.99
  • February 14, 2016 New version 4.1.11
  • February 21, 2016 Price increase: $2.99 -> $4.99
  • June 22, 2016 New version 4.1.14
  • July 10, 2016 New version 4.2
  • July 10, 2016 Price decrease: $4.99 -> $0.99
  • July 12, 2016 Price increase: $0.99 -> $2.99
  • July 18, 2016 Price increase: $2.99 -> $4.99
  • August 06, 2016 Price decrease: $4.99 -> $1.99
  • August 09, 2016 Price increase: $1.99 -> $2.99
  • August 17, 2016 Price increase: $2.99 -> $4.99
  • November 05, 2016 New version 4.3
  • November 06, 2016 New version 4.3.1
  • November 06, 2016 Price decrease: $4.99 -> $0.99
  • November 08, 2016 Price increase: $0.99 -> $1.99
  • November 10, 2016 Price increase: $1.99 -> $2.99
  • November 29, 2016 Price increase: $2.99 -> $4.99
  • December 07, 2016 Price decrease: $4.99 -> $2.99
  • December 19, 2016 New version 4.4
  • December 19, 2016 Price decrease: $2.99 -> $0.99
  • December 20, 2016 Price increase: $0.99 -> $1.99
  • January 02, 2017 Price increase: $1.99 -> $2.99
  • March 23, 2019 New version 5.1
  • March 23, 2019 Price decrease: $2.99 -> $0.99
  • April 11, 2019 Price increase: $0.99 -> $2.99
  • June 29, 2019 New version 5.2
  • December 24, 2019 Price increase: $2.99 -> $4.99
  • December 30, 2019 Price decrease: $4.99 -> $2.99
  • October 22, 2020 New version 5.5.9
  • November 11, 2020 New version 5.6
  • December 09, 2020 New version 5.6.1
  • August 05, 2021 New version 5.7.1
  • August 05, 2021 Price increase: $2.99 -> $4.99
  • October 08, 2021 New version 5.8.1
  • September 16, 2023 New version 5.9.2
  • November 15, 2023 New version 5.9.3

Other Apps From An Truong

Calculator ‘³’ ▸ Calculator+ Unit Converter ∞ Currency & Unit Converter # Calculator # Textist - Colorful Vivid Text! Graphing Calculator Plus Video Saver PRO+ Cloud Drive 10bII Financial Calculator PRO Graphing Calculator X84 Math Problem Solver ∞